MARIPOSA PINES MUTUAL
PWSID: CA2210906 · Mariposa, CA · Serves 284 people
According to EPA Safe Drinking Water Information System (SDWIS), MARIPOSA PINES MUTUAL (PWSID CA2210906) in Mariposa, CA is listed as a CWS water system covering about 284 people. The same extract lists 2 health-based violation records spanning 2015-2024. Those 2 health-based rows for MARIPOSA PINES MUTUAL cover contaminants such as LEAD AND COPPER RULE REVISIONS, Coliform (TCR); they remain historical EPA registry entries, not a current compliance or drinkability score.
MARIPOSA PINES MUTUAL has 2 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 2 distinct EPA contaminant codes appear in this system's record, including LEAD AND COPPER RULE REVISIONS, Coliform (TCR). Recorded violations span 2015–2024. Day-to-day primacy enforcement for this system runs through the California drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the California state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- CA2210906
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Mariposa, CA
- Population Served
- 284
- Health Violations
- Yes (2)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | 1 | 1 |
| Coliform (TCR) | 1 | 1 |
Violation History (2)
| Contaminant | Health | Date |
|---|---|---|
| LEAD AND COPPER RULE REVISIONS | Yes | Oct 17, 2024 |
| Coliform (TCR) | Yes | Oct 1, 2015 |
Frequently Asked Questions
What does EPA SDWIS list for MARIPOSA PINES MUTUAL?
How many people does MARIPOSA PINES MUTUAL serve?
What violations does MARIPOSA PINES MUTUAL have?
What contaminants have been found in MARIPOSA PINES MUTUAL water?
Compare beyond California
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest MARIPOSA PINES MUTUAL on cumulative violation count (2) and EPA-reported population served (284). Violation-count peers include SAINT REGIS MOHAWK TRIBE, REDBY/RED LAKE, Kickapoo Traditional Tribe.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
Explore More
About This Data
MARIPOSA PINES MUTUAL (CA2210906) is drawn from EPA SDWIS. Nearby county systems in this extract include MARIPOSA PUBLIC UTILITY DIST; YOSEMITE NPS-YOSEMITE VALLEY; PONDEROSA BASIN MUTUAL WTR CO; YOSEMITE NPS-EL PORTAL. Health-based rows (2 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.